On average, listings lease in the $20's per square foot per year. The Richardson submarket is experiencing a decrease in rates. In the last 3 months, the median rate fell $1 per sqft per year. That's a 6% decline in rent.
Compared to the rest of the DFW Metroplex market, the Richardson region has lower rates, so you should have no trouble finding a great deal in this undervalued region.
In the last 90 days, 90 listings have been listed, so you'll want to check back regularly for new listings. About 6% of the available leases in the Richardson are subleases, so you will probably need to consider the implications of signing a direct lease with the building. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
Even though the median size is 2,560 sqft, there are still 0 listings below 2,000 sqft. Most properties in this region are approximately 2 stories. Most buildings in this region were built in 1985 and are Class B.